23. Mariah Carey
Mariah Carey is an American singer, songwriter, actress, record producer, and entrepreneur. Referred to as the “Songbird Supreme” by the Guinness World Records, she is noted for her five-octave vocal range, melismatic singing style, and signature use of the whistle register.
However, Mariah Carey is in our list of female celebrities who have also step out to join the revolution of others who wants to create B- Cancer awareness in her own way.